Ruck-sack for in-line skates



FIG. 1 is a side perspective view of a ruck-sack for in-line skates showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is an opposite side view thereof, shown in an expanded condition; and,

FIG. 6 is a bottom plan view thereof, shown in an expanded condition. 

The ornamental design for a ruck-sack for in-line skates, as shown and described. 